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प्रश्न
Choosing the correct words given in brackets, complete the sentence given below: Lead sulphate from lead nitrate.
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उत्तर
\[\ce{Pb(NO3)2 + dilute H2SO4 -> PbSO4 + 2HNO3}\]
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संबंधित प्रश्न
Name the procedure used to prepare a sodium salt such as sodium sulphate.
Explain why fused calcium chloride is used in the preparation of FeCI3?
Explain hydronium ion. Write the ionization of sulphuric acid showing the formation of hydronium ion.
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
Iron (II) sulphate
The preparation of lead sulphate from lead carbonate is a two step process (lead sulphate cannot be prepared by adding dilute sulphuric acid to lead carbonate)
What is the first step that is required to prepare lead sulphate from lead carbonate?
The diagram given below is to prepare iron (III) chloride in the laboratory.
(i) What is substance B?
(ii) What is the purpose of B?
(iii)Why is iron (III) chloride to be stored in a closed container?
(iv) Write the equation for the reaction between iron and chloride ?
Give the equation for the preparation of the following salt from the starting material given.
Copper sulphate from copper (II) oxide
Explain why Anhydrous FeCl3 cannot be prepared by heating hydrated iron (III) chloride.
Match the salts underlined in Column A with the most suitable method of preparation given in Column B.
| Column A | Column B | ||
| (a) | \[\ce{ZnCl2 \text{from} Zn}\] | 1. | Precipitation |
| (b) | \[\ce{KNO3 \text{from} KOH}\]. | 2. | Direct combination |
| (c) | \[\ce{CaCO3 \text{from} CaCl2}\]. | 3. | Displacement reaction |
| 4. | Neutralization |
Choose the most appropriate answer from
(SO2, SiO2, Al2O3, CO, MgO, Na2O)
An oxide which when dissolved in water form acid.
